DNA helicase untwists the helix at the replication origins. Then the DNA is seperated into a "Y" shape called the replication fork.
Nitrogen Fixation. Good luck :)
Its like 2 twizzlers twisted to the left with marshmellows attached.
Nitrogen gas is most commonly found in which earths sphere?a. Biosphere
b. Exosphere
c. Atmosphere
d. Hydrosphere